Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks

ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 190946
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0446 AM CDT SAT MAY 19 2007
VALID 191200Z - 201200Z
...CRITICAL FIRE WEATHER AREA FOR NRN/CNTRL FL...
...SYNOPSIS...
MID/UPPER LEVEL LOW NOW OVER SERN VA/NERN NC WILL DEEPEN THROUGH
TONIGHT AS IT SLOWLY APPROACHES CAPE COD BY EARLY SUNDAY. FARTHER
WEST...MANITOBA SHORTWAVE TROUGH WILL MOVE AROUND THE NRN PERIPHERY
OF LARGE RIDGE LOCATED ACROSS THE CNTRL CONUS. AT LOWER LEVELS...SFC
HIGH PRESSURE WILL REMAINED CENTERED ACROSS THE TN VALLEY WITH DRY
E/NELY WINDS CONTINUING ACROSS MUCH OF THE GULF COAST STATES. SFC
WINDS WILL INCREASE FROM THE SOUTH ACROSS THE CNTRL/SRN HIGH PLAINS
IN RESPONSE TO LEE TROUGH. SFC WINDS WILL ALSO INCREASE ACROSS THE
GREAT BASIN BECAUSE OF DEEPENING LOW PRESSURE SYSTEM IN MT.
...CRITICAL FIRE WEATHER AREA - NRN/CNTRL FL...
PRIMARY CONDITIONS: SUSTAINED WINDS 15-20 MPH/MIN RH VALUES BELOW 35
PERCENT/LONG TERM DROUGHT
CRITICAL FIRE WEATHER CONDITIONS WILL BE POSSIBLE TODAY ACROSS
PORTIONS OF NRN/CNTRL FL DUE TO THE COMBINATION OF STRONG WIND/LOW
RH AND LONG TERM DROUGHT. COLD FRONT MOVED THROUGH THE AREA ON
FRIDAY...AND DRIER AIR IS EXPECTED ACROSS THE REGION THIS AFTN.
MINIMUM RH VALUES ARE FORECAST TO FALL BELOW 35 PERCENT WITH
SUSTAINED E/NE WINDS AROUND 15 MPH WITH HIGHER GUSTS. KBDI VALUES
REMAIN VERY HIGH...INDICATIVE OF THE VERY DRY FUELS IN PLACE.
...REST OF THE SOUTHEAST...
MINIMUM RH VALUES WILL FALL BELOW CRITICAL LEVELS FOR SEVERAL HOURS
THIS AFTN. SOME LOCATIONS WILL OBSERVE RH VALUES BELOW 20-25
PERCENT. HOWEVER...SFC WINDS WILL GENERALLY BE LIGHT UNDER THE
INFLUENCE OF HIGH PRESSURE.
...NRN/CENTRAL GREAT BASIN...
ISOLD DRY TSTMS ARE POSSIBLE TODAY...PARTICULARLY ACROSS NERN
PORTIONS OF NV AND ACROSS THE HIGHER ELEVATIONS OF UT ACROSS THE
SCNTRL MTNS AND WASATCH RANGE. MINIMUM RH VALUES WILL BE BELOW 15
PERCENT WITH CLOUD BASES AROUND 9000-10000FT AGL. OVERALL COVERAGE
WILL NOT WARRANT A CRITICAL OUTLOOK.
..TAYLOR.. 05/19/2007
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...